For nearly 80 years, mathematicians have struggled to solve a classic geometry puzzle first posed by Paul Erdős in 1946: the planar unit distance problem. The question posed by the legendary Hungarian ...

Eureka Day is a private California elementary school with a Board of Directors that values inclusion above all else – that is, until an outbreak of the mumps forces everyone in the community to ...

Stormwater infrastructure plays an important role in protecting water resources, but contaminants from highway runoff are not adequately removed by current structures, and improved management of the ...